diff --git a/packages/core/src/constants.ts b/packages/core/src/constants.ts
index 38475b857ace..90a7ad701d1b 100644
--- a/packages/core/src/constants.ts
+++ b/packages/core/src/constants.ts
@@ -1 +1,3 @@
 export const DEFAULT_ENVIRONMENT = 'production';
+
+export const SUPPRESS_TRACING_KEY = '__SENTRY_SUPPRESS_TRACING__';
diff --git a/packages/core/src/scope.ts b/packages/core/src/scope.ts
index a302e5a14c34..c1c6e205191e 100644
--- a/packages/core/src/scope.ts
+++ b/packages/core/src/scope.ts
@@ -1,5 +1,6 @@
 /* eslint-disable max-lines */
 import type { Client } from './client';
+import type { SUPPRESS_TRACING_KEY } from './constants';
 import { updateSession } from './session';
 import type {
   Attachment,
@@ -54,7 +55,6 @@ export interface ScopeContext {
 }
 
 export interface SdkProcessingMetadata {
-  [key: string]: unknown;
   requestSession?: {
     status: 'ok' | 'errored' | 'crashed';
   };
@@ -64,6 +64,10 @@ export interface SdkProcessingMetadata {
   capturedSpanIsolationScope?: Scope;
   spanCountBeforeProcessing?: number;
   ipAddress?: string;
+  [SUPPRESS_TRACING_KEY]?: boolean;
+  // Used by profiling integrations. The profiling integrations refine this type to ensure
+  // type safety (for ex. see `isProfiledTransactionEvent` function in `@sentry/browser`).
+  profile?: unknown;
 }
 
 /**
diff --git a/packages/core/src/tracing/trace.ts b/packages/core/src/tracing/trace.ts
index 00e004a80131..fa548c0149c6 100644
--- a/packages/core/src/tracing/trace.ts
+++ b/packages/core/src/tracing/trace.ts
@@ -32,8 +32,7 @@ import { SentryNonRecordingSpan } from './sentryNonRecordingSpan';
 import { SentrySpan } from './sentrySpan';
 import { SPAN_STATUS_ERROR } from './spanstatus';
 import { setCapturedScopesOnSpan } from './utils';
-
-const SUPPRESS_TRACING_KEY = '__SENTRY_SUPPRESS_TRACING__';
+import { SUPPRESS_TRACING_KEY } from '../constants';
 
 /**
  * Wraps a function with a transaction/span and finishes the span after the function is done.